Carrier is the leading worldwide provider of heating, ventilation, and air conditioning (HVAC), refrigeration, fire, security, and cold chain solutions. We invented the modern air conditioning, and our team of pioneers and innovators have a long history of developing new technologies. 
 

Addvolt, now part of Carrier, global leader in intelligent climate and energy solutions, delivers advanced electrification technology, integrated power management and power electronics capabilities for transport refrigeration and auxiliary systems.  Driving innovation in the electrification and decarbonization of onboard systems for refrigerated trailers, trucks, vans and containers,